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From: Sascha Hauer <s.hauer@pengutronix.de>
To: Aleksander Morgado <aleksander@aleksander.es>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH] ratp: avoid using already freed memory
Date: Tue, 6 Jun 2017 07:54:28 +0200	[thread overview]
Message-ID: <20170606055428.25unjole6ygcskrl@pengutronix.de> (raw)
In-Reply-To: <20170602154828.4429-1-aleksander@aleksander.es>

On Fri, Jun 02, 2017 at 05:48:28PM +0200, Aleksander Morgado wrote:
> If ratp_establish() fails we would be accessing the ratp_internal
> struct after having disposed it.
> 
> Signed-off-by: Aleksander Morgado <aleksander@aleksander.es>
> ---
>  lib/ratp.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Applied, thanks

Sascha

> 
> diff --git a/lib/ratp.c b/lib/ratp.c
> index d596a0e8b..22e83636f 100644
> --- a/lib/ratp.c
> +++ b/lib/ratp.c
> @@ -1658,6 +1658,8 @@ int ratp_establish(struct ratp *ratp, bool active, int timeout_ms)
>  	}
>  
>  out:
> +	ri->in_ratp--;
> +
>  	if (ret) {
>  		free(ri->recvbuf);
>  		free(ri->sendbuf);
> @@ -1665,8 +1667,6 @@ out:
>  		ratp->internal = NULL;
>  	}
>  
> -	ri->in_ratp--;
> -
>  	return ret;
>  }
>  
> -- 
> 2.13.0
> 
> 

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      reply	other threads:[~2017-06-06  5:54 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-02 15:48 Aleksander Morgado
2017-06-06  5:54 ` Sascha Hauer [this message]

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